Finding the Fourth Proportional to 22,158.32, 30,583.24 and 12,732.08

Step by Step Solution

1. Step 1: Write the proportion equation
   22,158.32 : 30,583.24 = 12,732.08 : x
2. Step 2: Convert to fraction form
   22,158.32/30,583.24 = 12,732.08/x
3. Step 3: Cross multiply
   22,158.32x = 30,583.24 × 12,732.08
4. Step 4: Simplify right side
   22,158.32x = 389,388,258.34
5. Step 5: Solve for x
   x = 389,388,258.34/22,158.32
6. Step 6: Final answer
   x = 17,573.00